Ausencia

Recording by Héctor Lavoe.

Recording identifiers

ISRC
USDBB0600595
Release date of the album this recording appears on
1968-12-31
CopyrightID (CopyrightChains transaction hash)
0x9aba7ab0e2170343cba3289e2ac851fa2b4f01411c7ffa2dd90c6f91630d441a
Copyright registration time
2026-06-02T02:15:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b88a24acda0f9dd4ba4335531d979ec94c6a5ce3d1235e2e2657f05a1cce3c4a

What this proof establishes

This recording was released in 1968, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.